KR100904144B1 - 생분해성 이축연신 적층 필름 - Google Patents
생분해성 이축연신 적층 필름 Download PDFInfo
- Publication number
- KR100904144B1 KR100904144B1 KR1020070082365A KR20070082365A KR100904144B1 KR 100904144 B1 KR100904144 B1 KR 100904144B1 KR 1020070082365 A KR1020070082365 A KR 1020070082365A KR 20070082365 A KR20070082365 A KR 20070082365A KR 100904144 B1 KR100904144 B1 KR 100904144B1
- Authority
- KR
- South Korea
- Prior art keywords
- resin
- film
- biaxially oriented
- laminated film
- biodegradable biaxially
- Prior art date
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B27/00—Layered products comprising a layer of synthetic resin
- B32B27/36—Layered products comprising a layer of synthetic resin comprising polyesters
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C55/00—Shaping by stretching, e.g. drawing through a die; Apparatus therefor
- B29C55/02—Shaping by stretching, e.g. drawing through a die; Apparatus therefor of plates or sheets
- B29C55/10—Shaping by stretching, e.g. drawing through a die; Apparatus therefor of plates or sheets multiaxial
- B29C55/12—Shaping by stretching, e.g. drawing through a die; Apparatus therefor of plates or sheets multiaxial biaxial
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B27/00—Layered products comprising a layer of synthetic resin
- B32B27/06—Layered products comprising a layer of synthetic resin as the main or only constituent of a layer, which is next to another layer of the same or of a different material
- B32B27/08—Layered products comprising a layer of synthetic resin as the main or only constituent of a layer, which is next to another layer of the same or of a different material of synthetic resin
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B37/00—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding
- B32B37/14—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding characterised by the properties of the layers
- B32B37/24—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding characterised by the properties of the layers with at least one layer not being coherent before laminating, e.g. made up from granular material sprinkled onto a substrate
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B9/00—Layered products comprising a layer of a particular substance not covered by groups B32B11/00 - B32B29/00
- B32B9/04—Layered products comprising a layer of a particular substance not covered by groups B32B11/00 - B32B29/00 comprising such particular substance as the main or only constituent of a layer, which is next to another layer of the same or of a different material
- B32B9/045—Layered products comprising a layer of a particular substance not covered by groups B32B11/00 - B32B29/00 comprising such particular substance as the main or only constituent of a layer, which is next to another layer of the same or of a different material of synthetic resin
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J5/00—Manufacture of articles or shaped materials containing macromolecular substances
- C08J5/18—Manufacture of films or sheets
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D1/00—Coating compositions, e.g. paints, varnishes or lacquers, based on inorganic substances
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B37/00—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding
- B32B37/14—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding characterised by the properties of the layers
- B32B37/24—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding characterised by the properties of the layers with at least one layer not being coherent before laminating, e.g. made up from granular material sprinkled onto a substrate
- B32B2037/243—Coating
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J2367/00—Characterised by the use of polyesters obtained by reactions forming a carboxylic ester link in the main chain; Derivatives of such polymers
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J2367/00—Characterised by the use of polyesters obtained by reactions forming a carboxylic ester link in the main chain; Derivatives of such polymers
- C08J2367/04—Polyesters derived from hydroxy carboxylic acids, e.g. lactones
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2201/00—Properties
- C08L2201/06—Biodegradable
Abstract
Description
Claims (10)
- 폴리락트산계 중합체를 포함하는 제1수지와 지방족 또는 지방족-방향족 공중합 폴리에스테르계 수지를 포함하는 제2수지를 포함한 2종류 이상의 서로 다른 열가소성 수지가 교대로 적층되어 있고,상기 제1수지로 이루어진 층이 4층 이상이고, 상기 제2수지로 이루어진 층이 3층 이상이며,상기 제1수지로 이루어진 개별 층의 평균 두께가 133nm 내지 3000nm 이며,5% 신장시의 탄성 모듈러스가 1kgf/mm2 내지 15kgf/mm2이고, 열접착강도가 100gf/inch 이상임을 특징으로 하는, 생분해성 이축연신 적층 필름.
- 제1항에 있어서,상기 제2수지가 20℃ 이하의 유리전이온도(Tg) 및 180℃ 이하의 용융온도를 갖는 것을 특징으로 하는, 생분해성 이축연신 적층 필름.
- 삭제
- 삭제
- 제1항에 있어서,제2수지로 이루어진 개별 층의 평균 두께가, 제1수지로 이루어진 개별 층의 평균 두께 보다 두껍지 않은 것을 특징으로 하는, 생분해성 이축 연신 적층 필름.
- 제1항에 있어서,상기 필름의 총 두께가 5 내지 200 ㎛인 것을 특징으로 하는, 생분해성 이축연신 적층 필름.
- 제1항에 있어서,상기 필름의 헤이즈가 20%이하인 것을 특징으로 하는, 생분해성 이축연신 적층 필름.
- 제1항에 있어서,상기 필름의 단위충격흡수에너지가 0.3kgf-cm/㎛ 이상인 것을 특징으로 하는, 생분해성 이축연신 적층 필름.
- 제1항에 있어서,적어도 필름 표면의 한쪽면에 무기물 입자가 코팅 도포되어 있음을 특징으로 하는, 생분해성 이축연신 적층 필름
- 제1항에 따른 생분해성 이축연신 적층 필름을 포함하는 포장재.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020070082365A KR100904144B1 (ko) | 2007-08-16 | 2007-08-16 | 생분해성 이축연신 적층 필름 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020070082365A KR100904144B1 (ko) | 2007-08-16 | 2007-08-16 | 생분해성 이축연신 적층 필름 |
Publications (2)
Publication Number | Publication Date |
---|---|
KR20090017867A KR20090017867A (ko) | 2009-02-19 |
KR100904144B1 true KR100904144B1 (ko) | 2009-06-24 |
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Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1020070082365A KR100904144B1 (ko) | 2007-08-16 | 2007-08-16 | 생분해성 이축연신 적층 필름 |
Country Status (1)
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KR (1) | KR100904144B1 (ko) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR102563804B1 (ko) | 2022-09-13 | 2023-08-04 | 에스케이마이크로웍스 주식회사 | 폴리에스테르 필름 및 포장재 |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR101045869B1 (ko) * | 2009-11-24 | 2011-07-01 | 에스케이씨 주식회사 | 다층 생분해성 폴리에스터 필름 |
KR20120041974A (ko) * | 2010-10-22 | 2012-05-03 | 에스케이씨 주식회사 | 다층 생분해성 필름 |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR20040088455A (ko) * | 2002-03-01 | 2004-10-16 | 데이진 가부시키가이샤 | 이축 연신 다층 적층 필름 및 그 제조방법 |
KR20050102639A (ko) * | 2003-02-10 | 2005-10-26 | 다마폴리 가부시키가이샤 | 폴리락트산 다층 필름 및 그 성형방법 |
JP2006035666A (ja) | 2004-07-28 | 2006-02-09 | C I Kasei Co Ltd | 複層ポリ乳酸系樹脂フィルム及びその製造方法 |
KR20060015330A (ko) * | 2003-06-04 | 2006-02-16 | 도레이 가부시끼가이샤 | 적층필름 및 이축배향 폴리에스테르 필름 |
-
2007
- 2007-08-16 KR KR1020070082365A patent/KR100904144B1/ko active IP Right Grant
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR20040088455A (ko) * | 2002-03-01 | 2004-10-16 | 데이진 가부시키가이샤 | 이축 연신 다층 적층 필름 및 그 제조방법 |
KR20050102639A (ko) * | 2003-02-10 | 2005-10-26 | 다마폴리 가부시키가이샤 | 폴리락트산 다층 필름 및 그 성형방법 |
KR20060015330A (ko) * | 2003-06-04 | 2006-02-16 | 도레이 가부시끼가이샤 | 적층필름 및 이축배향 폴리에스테르 필름 |
JP2006035666A (ja) | 2004-07-28 | 2006-02-09 | C I Kasei Co Ltd | 複層ポリ乳酸系樹脂フィルム及びその製造方法 |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR102563804B1 (ko) | 2022-09-13 | 2023-08-04 | 에스케이마이크로웍스 주식회사 | 폴리에스테르 필름 및 포장재 |
Also Published As
Publication number | Publication date |
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KR20090017867A (ko) | 2009-02-19 |
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